11567940 has 24 divisors (see below), whose sum is σ = 32390400. Its totient is φ = 3084768.

The previous prime is 11567921. The next prime is 11567957. The reversal of 11567940 is 4976511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96340 + ... + 96459.

It is an arithmetic number, because the mean of its divisors is an integer number (1349600).

Almost surely, 2^11567940 is an apocalyptic number.

11567940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11567940 is an abundant number, since it is smaller than the sum of its proper divisors (20822460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11567940 is a wasteful number, since it uses less digits than its factorization.

11567940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192811 (or 192809 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 11567940 is about 3401.1674466277. The cubic root of 11567940 is about 226.1614999350.

The spelling of 11567940 in words is "eleven million, five hundred sixty-seven thousand, nine hundred forty".